# Relationship history for MSHA mine 1512901

Current hierarchy: **Clark Greg & Charles D Hunt → Jessie-Jen Coal Corp Inc → No 1**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **controller_controls_mine:** Collins Lonnie → No 1; 1980-09-01 to 1982-04-19; source msha-controller-operator-history
- **operator_operates_mine:** L C Coal Inc → No 1; 1981-05-01 to 1982-01-11; source msha-controller-operator-history
- **controller_controls_operator:** Collins Lonnie → L C Coal Inc; 1981-05-01 to 1982-01-11; source msha-controller-operator-history
- **operator_operates_mine:** R D C Coal Inc → No 1; 1982-01-12 to 1983-09-07; source msha-controller-operator-history
- **controller_controls_mine:** Slone Carl → No 1; 1982-01-12 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Slone Carl → R D C Coal Inc; 1982-01-12 to 1983-09-07; source msha-controller-operator-history
- **operator_operates_mine:** Doris Ann Coal Company → No 1; 1983-09-08 to 1984-10-01; source msha-controller-operator-history
- **controller_controls_mine:** Sammons James Et Al → No 1; 1983-09-08 to 1984-10-01; source msha-controller-operator-history
- **controller_controls_operator:** Sammons James Et Al → Doris Ann Coal Company; 1983-09-08 to 1984-10-01; source msha-controller-operator-history
- **operator_operates_mine:** High Hope Coal Company Inc → No 1; 1984-10-02 to 1985-08-19; source msha-controller-operator-history
- **controller_controls_mine:** Dillon James C → No 1; 1984-10-02 to 1985-08-19; source msha-controller-operator-history
- **controller_controls_operator:** Dillon James C → High Hope Coal Company Inc; 1984-10-02 to 1985-08-19; source msha-controller-operator-history
- **operator_operates_mine:** Preston Branch Coal Inc → No 1; 1985-08-20 to 1986-04-14; source msha-controller-operator-history
- **controller_controls_mine:** Horn James A → No 1; 1985-08-20 to 1986-04-14; source msha-controller-operator-history
- **controller_controls_operator:** Horn James A → Preston Branch Coal Inc; 1985-08-20 to 1986-04-14; source msha-controller-operator-history
- **operator_operates_mine:** Jessie-Jen Coal Corp Inc → No 1; 1986-04-15 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Clark Greg & Charles D Hunt → No 1; 1986-04-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Clark Greg & Charles D Hunt → Jessie-Jen Coal Corp Inc; 1986-04-15 to current/open; source msha-controller-operator-history